United States Navy Projectile Markings of the World War II era

Projectile Markings of the World War II era

USN Projectile Markings of the World War II era for projectiles larger than 40 mm.

This illustration shows USN Projectile Markings of the World War II era for projectiles larger than 40 mm.

Please see the individual data pages for the projectile markings used for USN
20 mm, 1.1 inch and 40 mm ammunition."

Bag Charge Markings of the World War II era

Bag charges were lettered in 0.375 inch
(1 cm) high black characters on the side of the bag opposite the lacings, with
the bottom of the letters towards the ignition end of the bag. Markings
were as follows:

Initial Velocity and weight of projectile with which charge can be used

Initial Velocity and weight of other projectile (used only when two different
weight projectiles are used with the same charge

The word "FLASHLESS" in 0.375 inch (1 cm)
yellow characters if the charge is either a flashless type or is propellant
to which flashless pellets have been added

Cartridge Case Markings of the World War II era

USN Cartridge Case Markings of the World War II era.

Fixed and Semi-fixed (separate) cartridge
cases had the index number painted in 0.75 inch (2 cm) high letters on
the head end of the case. Semi-fixed (separate) cartridge cases also
had their ammunition lot numbers painted on in the same size letters.
In addition, cases with flashless propellant had the word FLASHLESS
painted on the side of the case and a 0.75 inch (2 cm) F painted
in yellow on the case head.

N.G.F. stands for Naval Gun Factory,
which was located at the Washington D.C. Navy Yard